%0 Journal Article %T The Longitudinal Revolution: Sociological Research at the 50-Year Milestone of the Panel Study of Income Dynamics %A Fabian T. Pfeffer %A Noura Insolera %A Paula Fomby %J - %D 2020 %R 10.1146/annurev-soc-121919-054821 %X The US Panel Study of Income Dynamics (PSID) celebrated its 50th anniversary in 2018. Initially designed to assess the nation's progress in combatting poverty, PSID's scope broadened quickly to a v.. %U https://www.annualreviews.org/doi/abs/10.1146/annurev-soc-121919-054821